Home/CVE/A use-after-free vulnerability can occur when an editor DOM node is deleted prematurely during tree traversal while stil
CVE

CVE-2017-7809

A use-after-free vulnerability can occur when an editor DOM node is deleted prematurely during tree traversal while stil

A use-after-free vulnerability can occur when an editor DOM node is deleted prematurely during tree traversal while still bound to the document. This results in a potentially exploitable crash. This vulnerability affects Thunderbird < 52.3, Firefox ESR < 52.3, and Firefox < 55.

CRITICAL · CVSS 9.8 EPSS 0.02292
Act now
  • Public exploit or PoC is available
  • CVSS base score ≥ 7.0
Sigma rules1 YARA rules0
⬡

Weakness Classification

CWE-416Use After Free
▤

Affected Products & Versions

10
debian linuxall versions
redhat enterprise linuxall versions
redhat enterprise linux desktopall versions
redhat enterprise linux serverall versions
redhat enterprise linux server ausall versions
redhat enterprise linux server eusall versions
redhat enterprise linux workstationall versions
mozilla firefox< 55.0
⚠

Public Exploits & PoCs

1
pocbugzilla.mozilla.org · show_bug.cgi?id=1380284bugzilla.mozilla.org
◈

Sigma Hunt Rules

1
Exact rules name this CVE ID. Product rules name an affected product in their title. Related rules cover techniques used by actors who exploited this CVE. Showing the most relevant matches; the complete related set is on the full drill-down.
producthighSQLite Firefox Profile Data DB Access
▣

Scoring & Timeline

9.8
CRITICAL · CVSS v3.0 · security@mozilla.org
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD11 Jun 2018 · 09:29 PM
CVSS VectorCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
⚑

Vendor Advisories

7
suse-csafopenSUSE-SU-2024:14572-1
suse-csafopenSUSE-SU-2024:10600-1
usnUSN-3416-1
usnUSN-3391-1
rhsaRHSA-2017:2534Important
🔗

References & Sources

8
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
http://www.securityfocus.com/bid/100203Third Party AdvisoryVDB Entry
http://www.securitytracker.com/id/1039124Third Party AdvisoryVDB Entry
https://security.gentoo.org/glsa/201803-14Third Party Advisory
https://www.debian.org/security/2017/dsa-3928Third Party Advisory
https://www.debian.org/security/2017/dsa-3968Third Party Advisory
https://www.mozilla.org/security/advisories/mfsa2017-18/Vendor Advisory
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